The EasiHeat DHW heat exchanger from Spirax Sarco features S.I.M.S. (Spirax Intelligent Monitoring System) technology that delivers energy management and system performance data. A 7-inch touch screen provides visual access to data detailing how and where energy is consumed. The unit constantly supplies up to 4 million Btu of hot water at a stable temperature on demand, eliminating the need for large storage volumes. Packages are compatible for connection to existing proprietary networks and can interact with Ethernet and Modbus systems, as well as Profibus, CANopen and EtherCAT. 800/356-9362; www.spirax.com.